﻿#region Copyright
// Copyright (c) 2011-2012 RaisingForce Team (Alikin Sergey)
//
// Permission is hereby granted, free of charge, to any person
// obtaining a copy of this software and associated documentation
// files (the "Software"), to deal in the Software without
// restriction, including without limitation the rights to use,
// copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the
// Software is furnished to do so, subject to the following
// conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
// OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
// WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
// OTHER DEALINGS IN THE SOFTWARE.
#endregion

using System;
using System.Diagnostics.Contracts;
using Aiemp.ObjectModel;

namespace RaisingForce.Raise.Hardware
{
    sealed public class RobotHardwareRegistryItem :
        ObjectRegistryItem
    {
        #region Constructors

        internal RobotHardwareRegistryItem(
            RegistryKey key,
            Type registerHardwareType,
            RobotHardwareInfo info)
            : base(key)
        {
            //Contract.Requires(key.IsValid());
            if (registerHardwareType == null)
            {
                throw new ArgumentNullException("registerHardwareType");
            }
            if (info == null)
            {
                throw new ArgumentNullException("info");
            }
            Contract.EndContractBlock();
            this.registerHardwareType = registerHardwareType;
            this.info = new RobotHardwareInfo(info);
        }

        #endregion

        #region Private Declarations

        private readonly Type registerHardwareType;

        private readonly RobotHardwareInfo info;

        #endregion

        #region Properties

        public string Name
        {
            get { return this.info.Name; }
        }

        public string Description
        {
            get { return this.info.Description; }
        }

        #endregion

        #region Public Methods

        public T CreateInstance<T>()
        {
            Contract.Ensures(Contract.Result<T>() != null);
            return (T)this.registerHardwareType
                .GetConstructor(Type.EmptyTypes)
                .Invoke(null);
        }

        #endregion
    }
}
